Dilley, Texas · field elev 542 ft
Density Altitude at Dilley Airpark (24R)
Dilley Airpark sits at 542 ft, and even a typical August afternoon (98 °F) only lifts density altitude to about 3,119 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 53.7 | 338 ft | 65.7 | 1,123 ft |
| February | 58.0 | 622 ft | 70.4 | 1,425 ft |
| March | 64.8 | 1,065 ft | 76.9 | 1,836 ft |
| April | 71.7 | 1,507 ft | 84.4 | 2,304 ft |
| May | 78.7 | 1,949 ft | 90.2 | 2,660 ft |
| June | 83.8 | 2,267 ft | 95.5 | 2,981 ft |
| July | 85.4 | 2,365 ft | 97.0 | 3,071 ft |
| August | 85.9 | 2,396 ft | 97.8 | 3,119 ft |
| September | 80.6 | 2,068 ft | 91.7 | 2,751 ft |
| October | 72.6 | 1,565 ft | 84.5 | 2,310 ft |
| November | 62.1 | 890 ft | 73.3 | 1,609 ft |
| December | 54.6 | 397 ft | 66.3 | 1,162 ft |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for 24R
DENSITY ALTITUDE
Field elevation 542 ft — the air behaves like 3,131 ft.
- PRESSURE ALT
- 543 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
Nearby Texas fields
- T30 — Mc Kinley Field
Pearsall · elev 586 ft
- KCOT — Cotulla-La Salle County
Cotulla · elev 474 ft
- 23R — Devine Municipal
Devine · elev 702 ft
- KCZT — Dimmit County
Carrizo Springs · elev 598 ft
- KPEZ — Pleasanton Municipal
Pleasanton · elev 430 ft
- KHDO — South Texas Regional At Hondo
Hondo · elev 930 ft
- KUVA — Garner Field
Uvalde · elev 942 ft
- KCVB — Castroville Municipal
Castroville · elev 774 ft
Frequently asked questions
How high does density altitude get at 24R in summer?
On a typical August afternoon — around 98 °F at the nearest NOAA normals station — density altitude at Dilley Airpark reaches roughly 3,119 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at 24R on an average day?
It swings with the seasons: from roughly 338 ft at the coldest month's average temperature to about 2,396 ft at the warmest month's — all from a constant field elevation of 542 ft. The month-by-month table above carries the full year.
What is the field elevation of Dilley Airpark?
542 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 24R (FAA), in Dilley, Texas.